The model is the easy part of an AI agent; long-haul execution is the hard part
dr_cintas · x · 2026-09-02
This article argues that the core challenge of AI agents lies not in choosing the base model, but in achieving stable long-term operation. The author used Google's open-source Long Horizon project and Agent Development Kit (ADK), having a coding agent handle the scaffolding and deployment. Google's team outlines five patterns for building agents that last, emphasizing system design over model obsession.
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